114076

Appears in sequences

• E.g.f.: exp(x + 3/2*x^2).at n=9A115327
• E.g.f.: A(x) = exp( Sum_{n>=0} x^(2^n)/2^(2^n-1) ).at n=10A118930
• Triangle read by rows: T(n,k) is the number of subpermutations of an n-set whose orbits are each of size at most k, and without fixed points. Equivalently, T(n,k) is the number of partial derangements of an n-set each of whose orbits is of size at most k.at n=47A261762
• Magic sums of 4 X 4 semimagic squares composed of consecutive primes.at n=40A270864
• a(n) = 2*n^3 + 3*n^2.at n=38A275709
• Numbers k such that (4*10^k + 143) / 3 is prime.at n=25A276846