222717

Appears in sequences

• Number of unrooted hexagonal polyominoes with n cells and no reflections allowed.at n=11A002214
• Indices of primes in sequence defined by A(0) = 11, A(n) = 10*A(n-1) + 41 for n > 0.at n=10A056246
• First term of n-th difference sequence of (floor(k/e)), k >= 0.at n=20A325748
• First term of n-th difference sequence of (floor(r*k)), r = (1+sqrt(3))/2, k >= 0.at n=20A325750