127015
domain: N
Appears in sequences
- Expansion of (1 + 2*x + 2*x^2) / (1 - x)^6.at n=18A244882
- Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal sum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=11A253839
- Odd numbers k > 1 such that A309906(k-1) < A309906(k) > A309906(k+1) < A309906(k+2) > A309906(k+3).at n=33A349938