Square array read by antidiagonals, where the top row is the nonnegative integers and the other numbers are the sum of the neighbors in the preceding row.

A217536

Square array read by antidiagonals, where the top row is the nonnegative integers and the other numbers are the sum of the neighbors in the preceding row.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =2a(4) =3a(5) =4a(6) =3a(7) =6a(8) =10a(9) =14a(10) =4a(11) =9a(12) =18a(13) =32a(14) =46a(15) =5a(16) =12a(17) =27a(18) =55a(19) =101a(20) =147a(21) =6a(22) =15a(23) =36a(24) =81a(25) =168a(26) =315a(27) =462a(28) =7a(29) =18

External references