31455

Appears in sequences

• a(n) is the least k in A002977 with a gap of n. Also n + a(n) is the least k in A007448 which is repeated n times.at n=12A058361
• A079802(n)/A079802(n-1).at n=4A079803
• Numbers k such that Sum_{i=1..k} i^7 divides Product_{i=1..k} i^7.at n=32A166607
• Numbers k for which there are no prime numbers in the range (k-4*sqrt(sqrt(k)), k].at n=19A192320
• Number of unrooted self-avoiding walks of n steps on honeycomb lattice.at n=18A266925
• Numbers k such that w(k), w(k+1), and w(k+2) are all odd, where w is A336957.at n=11A337644
• a(n) is the number of permutations on [n] with at least one strong fixed point and no small descents.at n=8A346199