41278242816
domain: N
Appears in sequences
- Sixth column of triangle A067425.at n=8A067426
- 3 people at a party are saying Hello to each other. Person 1 says Hello. Person 2 counts the times Hello has been said and says Hello twice that number. Person 3 says Hello 3 times the sum of Hello's and then it is Person 1 again. This is how many Hello's each person says.at n=23A076505
- a(n) = 12*a(n-2) for n > 2; a(1) = 1, a(2) = 8.at n=19A162466
- T(n,k) = Number of n X n 0..k arrays with every element equal to a diagonal or antidiagonal reflection, and new values 0 upwards introduced in row major order.at n=27A209684
- Number of permutations p of [n] such that p(i)-i is a multiple of nine for all i in [n].at n=33A275064