170340
domain: N
Appears in sequences
- Smallest k such that trinomial x^A001153(n) + x^k + 1 over GF(2) is primitive.at n=21A074743
- a(n) has generating function 1/((1-x)^k*(1-x^2)^(k*(k-1)/2)) for k=5.at n=12A181477
- a(n,k) equals the number of semistandard Young tableaux with shape of a partition of n and maximal element <= k.at n=70A191714