If an array is made of columns of -nacci sequences (Fibonacci, tribonacci, etc.), all starting with 1,1,2,..., the NW-to-SE diagonals can be extended by computation. This sequence is diagonal 6. See A159741 for details.
A159742
If an array is made of columns of -nacci sequences (Fibonacci, tribonacci, etc.), all starting with 1,1,2,..., the NW-to-SE diagonals can be extended by computation. This sequence is diagonal 6. See A159741 for details.
Terms
- a(0) =13a(1) =44a(2) =108a(3) =236a(4) =492a(5) =1004a(6) =2028a(7) =4076a(8) =8172a(9) =16364a(10) =32748a(11) =65516a(12) =131052a(13) =262124a(14) =524268a(15) =1048556a(16) =2097132a(17) =4194284a(18) =8388588a(19) =16777196a(20) =33554412a(21) =67108844a(22) =134217708a(23) =268435436a(24) =536870892a(25) =1073741804a(26) =2147483628a(27) =4294967276a(28) =8589934572a(29) =17179869164
External references
- oeis: A159742