0590132人目の素数さん
2019/05/23(木) 21:38:46.52ID:4y8WIJ2gTable[sum[C(2n-1+C(0,30mod n)-C(0,n-2)-2C(0,n-5)-3C(0,n-9)-3C(1,n-13),k-1),{n,1,15}],{k,15,15}]
{148675947}
8x9長軸後半
Table[sum[C(2n-1-7C(0,n-20)+C(0,n-21)-C(1,n-23)-C(1,n-25)-C(0,n-27)+C(0,n-28),k-1),{n,16,35}],{k,15,15}]
{403841194852891}
{148675947}+{403841194852891}={403841343528838}
>>488
8 * 9 [15]と一致