Pascal-like triangle, where each entry is the sum of the four entries above it starting with 1 at the top.

A356692

Pascal-like triangle, where each entry is the sum of the four entries above it starting with 1 at the top.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =2a(5) =2a(6) =4a(7) =6a(8) =6a(9) =4a(10) =10a(11) =16a(12) =20a(13) =16a(14) =10a(15) =26a(16) =46a(17) =62a(18) =62a(19) =46a(20) =26a(21) =72a(22) =134a(23) =196a(24) =216a(25) =196a(26) =134a(27) =72a(28) =206a(29) =402

External references