Sub-triangle of Eulerian numbers A008292, taking every 4th term of every 4th row.

A177811

Sub-triangle of Eulerian numbers A008292, taking every 4th term of every 4th row.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =156190a(5) =1a(6) =1a(7) =423281535a(8) =423281535a(9) =1a(10) =1a(11) =473353301060a(13) =473353301060a(14) =1a(15) =1a(20) =1a(21) =1a(27) =1

External references