Numbers n such that n is not an odd prime and not a square of prime and the n-th Motzkin number == 1 (mod n).
A081736
Numbers n such that n is not an odd prime and not a square of prime and the n-th Motzkin number == 1 (mod n).
Terms
- a(0) =30a(1) =464a(2) =902a(3) =21475a(4) =74945a(5) =82208a(6) =254677a(7) =2460260
External references
- oeis: A081736