66318
domain: N
Appears in sequences
- Numbers n such that 167*2^n-1 is prime.at n=29A050835
- Number of nondividing sets on {1,2,...,n}.at n=47A051014
- Column 1 of triangle A118032, where column 1 of the matrix square of A118032 forms a bisection of this sequence.at n=21A118034
- Column 1 of triangle A118045; also equals a bisection of A118034, which is column 1 of A118032.at n=10A118047
- Indices of primes in the tribonacci-like sequence, A214825.at n=36A230016
- G.f.: Sum_{n>=0} (n+1)*(n+2)/2 * (x + x^n)^n.at n=55A325998
- Numbers b such that the base-b expansion of Pi has two equal digits immediately after the radix point.at n=9A374380