601398

Appears in sequences

• Values of n such that n^2 + d^2 is prime for a record first value of d.at n=22A239388
• O.g.f. A(x) satisfies: [x^n] exp( n * A(x) ) = n^2 * [x^(n-1)] exp( n * A(x) ) for n>=1.at n=5A300617
• Table of row functions R(n,x) that satisfy: [x^k] exp( k * R(n,x) ) = k^n * [x^(k-1)] exp( k * R(n,x) ) for k>=1, n>=1, read by antidiagonals.at n=26A300620