7-gonal numbers which are sum of 2 consecutive 7-gonal numbers.
A133324
7-gonal numbers which are sum of 2 consecutive 7-gonal numbers.
Terms
- a(0) =1a(1) =144841a(2) =927821665
External references
- oeis: A133324
A133324
7-gonal numbers which are sum of 2 consecutive 7-gonal numbers.