37452

Appears in sequences

• Number of subsets of {1,2,3,...,n} that sum to 0 mod 7.at n=18A068013
• a(n) equals the (n*(n+1)/2)-th partial sum of the self-convolution cube of A010054, which has the g.f.: Sum_{k>=0} x^(k*(k+1)/2).at n=41A109414
• A217941(n)/2.at n=14A217942
• Values of n such that n^2 + (n-d)^2 is prime for a record first value of d.at n=19A239390
• Number of (n+1) X (7+1) 0..1 arrays with every 2 X 2 subblock diagonal minus antidiagonal sum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=12A253434
• Number of (7+1) X (n+1) 0..1 arrays with every 2 X 2 subblock diagonal minus antidiagonal sum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=12A253441
• Magic sums of 4 X 4 semimagic squares composed of consecutive primes.at n=24A270864