Triangle P, read by rows, where column k of P^2 equals column 0 of P^(2k+2) such that column 0 of P^2 equals column 0 of P shift one place left, with P(0,0)=1.
A135880
Triangle P, read by rows, where column k of P^2 equals column 0 of P^(2k+2) such that column 0 of P^2 equals column 0 of P shift one place left, with P(0,0)=1.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =2a(5) =1a(6) =6a(7) =7a(8) =3a(9) =1a(10) =25a(11) =34a(12) =15a(13) =4a(14) =1a(15) =138a(16) =215a(17) =99a(18) =26a(19) =5a(20) =1a(21) =970a(22) =1698a(23) =814a(24) =216a(25) =40a(26) =6a(27) =1a(28) =8390a(29) =16220
External references
- oeis: A135880