1
1,1
1,2,1
1,2,2,1   
1,3,3,3,1 
1,3,4,4,3,1
1,4,5,8,5,4,1
1,4,7,10,10,7,4,1
1,5,8,16,16,16,8,5,1
1,5,10,20,26,26,20,10,5,1
1,6,12,29,38,50,38,29,12,6,1
1,6,14,35,57,76,76,57,35,14,6,1
1,7,16,47,79,126,133,126,79,47,16,7,1
1,7,19,56,111,185,232,232,185,111,56,19,7,1
1,8,21,72,147,280,375,440,375,280,147,72,21,8,1
1,8,24,84,196,392,600,750,750,600,392,196,84,24,8,1
1,9,27,104,252,561,912,1282,1387,1282,912,561,252,104,27,9,1
1,9,30,120,324,756,1368,2052,2494,2494,2052,1368,756,324,120,30,9,1
1,10,33,145,406,1032,1980,3260,4262,4752,4262,3260,1980,1032,406,145,33,10,1
1,10,37,165,507,1353,2829,4950,7105,8524,8524,7105,4950,2829,1353,507,165,37,10,1
1,11,40,195,621,1782,3936,7440,11410,14938,16159,14938,11410,7440,3936,1782,621,195,40,11,1
1,11,44,220,759,2277,5412,10824,17930,25102,29624,29624,25102,17930,10824,5412,2277,759,220,44,11,1
1,12,48,256,913,2920,7293,15581,27407,41272,52234,56822,52234,41272,27407,15581,7293,2920,913,256,48,12,1
1,12,52,286,1096,3652,9724,21879,41107,65772,89544,104468,104468,89544,65772,41107,21879,9724,3652,1096,286,52,12,1
1,13,56,328,1298,4576,12760,30415,60335,102817,148976,186616,200474,186616,148976,102817,60335,30415,12760,4576,1298,328,56,13,1
1,13,61,364,1534,5626,16588,41470,87154,156871,242086,322786,372308,372308,322786,242086,156871,87154,41470,16588,5626,1534,364,61,13,1
1,14,65,413,1794,6916,21287,56021,123695,235378,384111,544802,669468,718146,669468,544802,384111,235378,123695,56021,21287,6916,1794,413,65,14,1
1,14,70,455,2093,8372,27092,74503,173173,346346,597506,896259,1171569,1338936,1338936,1171569,896259,597506,346346,173173,74503,27092,8372,2093,455,70,14,1
1,15,75,511,2421,10133,34112,98254,238957,502303,911456,1444147,1997499,2427036,2587018,2427036,1997499,1444147,911456,502303,238957,98254,34112,10133,2421,511,75,15,1
1,15,80,560,2793,12103,42640,127920,325845,716859,1367184,2278640,3329165,4280355,4850640,4850640,4280355,3329165,2278640,1367184,716859,325845,127920,42640,12103,2793,560,80,15,1
1,16,85,624,3199,14448,52819,165288,438945,1010256,2017509,3532144,5430215,7372080,8842635,9398520,8842635,7372080,5430215,3532144,2017509,1010256,438945,165288,52819,14448,3199,624,85,16,1
1,16,91,680,3656,17063,65008,211276,585265,1404624,2934559,5380034,8688344,12411920,15720254,17685270,17685270,15720254,12411920,8688344,5380034,2934559,1404624,585265,211276,65008,17063,3656,680,91,16,1
1,17,96,752,4152,20128,79392,268228,772252,1931540,4209504,8070400,13650824,20480240,27299360,32423710,34324174,32423710,27299360,20480240,13650824,8070400,4209504,1931540,772252,268228,79392,20128,4152,752,96,17,1
1,17,102,816,4706,23528,96405,337416,1009868,2625658,5963464,11926928,21096728,33152002,46408914,58011140,64834550,64834550,58011140,46408914,33152002,21096728,11926928,5963464,2625658,1009868,337416,96405,23528,4706,816,102,17,1
1,18,108,897,5304,27474,116280,421856,1308742,3534776,8347612,17393969,32100488,52742704,77341726,101520714,119421830,126068558,119421830,101520714,77341726,52742704,32100488,17393969,8347612,3534776,1308742,421856,116280,27474,5304,897,108,18,1
1,18,114,969,5967,31824,139536,523260,1682660,4711448,11558232,25042836,48150732,82544112,126559152,174018834,214959294,238843660,238843660,214959294,174018834,126559152,82544112,48150732,25042836,11558232,4711448,1682660,523260,139536,31824,5967,969,114,18,1
1,19,120,1059,6681,36822,166464,645456,2146420,6226148,15837472,35638596,71258628,127256832,203585472,292670028,378721134,441863202,465093571,441863202,378721134,292670028,203585472,127256832,71258628,35638596,15837472,6226148,2146420,645456,166464,36822,6681,1059,120,19,1
1,19,127,1140,7467,42315,197676,790704,2718806,8156396,21493712,50152013,104147226,193416276,322343697,483515496,654154686,799522438,883677784,883677784,799522438,654154686,483515496,322343697,193416276,104147226,50152013,21493712,8156396,2718806,790704,197676,42315,7467,1140,127,19,1
1,20,133,1240,8311,48564,233529,963793,3419924,10603704,28903332,69855536,150428852,290126352,502842010,785715836,1109192526,1417339352,1641076294,1723176308,1641076294,1417339352,1109192526,785715836,502842010,290126352,150428852,69855536,28903332,10603704,3419924,963793,233529,48564,8311,1240,133,20,1