cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A117601 Padovan numbers which are divisible by the sum of their digits.

Original entry on oeis.org

1, 2, 3, 4, 5, 7, 9, 12, 21, 114, 200, 351, 465, 4410, 31572, 170625, 11584946, 35676949, 786584466, 40315615410, 14793304131648, 105908093453250, 140298353215075, 5232446865180756766896, 65737871451481911585400
Offset: 1

Views

Author

Luc Stevens (lms022(AT)yahoo.com), Apr 05 2006

Keywords

Examples

			114 is in the sequence because it is a Padovan number and it is divisible by the sum of its digits, 1+1+4 = 6.
		

Crossrefs

Intersection of A000931 and A005349.

Programs

  • Mathematica
    Select[Delete[LinearRecurrence[{0, 1, 1}, {1, 2, 2}, 200], 2], Divisible[#, Plus @@ IntegerDigits[#]] &] (* Amiram Eldar, Mar 24 2021 *)

Extensions

More terms from Luc Stevens (lms022(AT)yahoo.com), Apr 25 2006
Corrected and extended by Don Reble, Nov 22 2006
Offset corrected by Amiram Eldar, Mar 24 2021