Numbers which are powerful(1) (A001694) and triangular at the same time.

A113938

Numbers which are powerful(1) (A001694) and triangular at the same time.

Terms

    a(0) =1a(1) =36a(2) =1225a(3) =29403a(4) =41616a(5) =1413721a(6) =48024900a(7) =74024028a(8) =1631432881a(9) =27665282700a(10) =55420693056

External references