35462
domain: N
Appears in sequences
- Generalized sum of divisors function: third diagonal of A060047.at n=40A060046
- a(n) = n^4 - n^3 - n^2 - n.at n=14A152016
- Triangular array: T(n,k) counts upper triangular matrices with entries from {0,1} having n 1's in total, with k 1's on the main diagonal and at least one nonzero entry in each row.at n=29A182319
- Numbers k such that 7*10^k - 99 is prime.at n=23A294632
- Number of n X 6 0..1 arrays with every element unequal to 0, 1, 2, 4 or 6 king-move adjacent elements, with upper left element zero.at n=6A304477
- Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 4 or 6 king-move adjacent elements, with upper left element zero.at n=5A304478
- Irregular table read by rows: Take a heptagon with all diagonals drawn, as in A329713. Then T(n,k) = number of k-sided polygons in that figure for k >= 3.at n=34A329714