a(0) = 0. a(n) is the number of repeating sums made from [a(0), ... a(n-1)] + [a(0), ... a(n-1)] + ... + [a(0), ... a(n-1)], where [a(0), ... a(n-1)] is repeated n times.
A247211
a(0) = 0. a(n) is the number of repeating sums made from [a(0), ... a(n-1)] + [a(0), ... a(n-1)] + ... + [a(0), ... a(n-1)], where [a(0), ... a(n-1)] is repeated n times.
Terms
- a(0) =0a(1) =0a(2) =2a(3) =6a(4) =23a(5) =80a(6) =302a(7) =1160a(8) =4504a(9) =17087a(10) =66327
External references
- oeis: A247211