3145824
domain: N
Appears in sequences
- Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=5A254016
- Number of (6+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=3A254025
- a(n) is the index of the smallest square pyramidal number divisible by exactly n square pyramidal numbers.at n=30A359095