This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A133341 A007318 * A134312. 0
 1, 2, 1, 3, 3, 2, 4, 6, 8, 4, 5, 10, 20, 20, 8, 6, 15, 40, 60, 48, 16, 7, 21, 70, 140, 168, 112, 32, 8, 28, 112, 280, 448, 448, 256, 64, 9, 36, 168, 504, 1008, 1344, 1152, 576, 128, 10, 45, 240, 840, 2016, 3360, 3840, 2880, 1280, 256 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Row sums = A047926: (1, 3, 8, 22, 63, 185,...). LINKS FORMULA Binomial transform of A134312, as infinite lower triangular matrices. EXAMPLE First few rows of the triangle are: 1; 2, 1; 3, 3, 2; 4, 6, 8, 4; 5, 10, 20, 20, 8; 6, 15, 40, 60, 48, 16; 7, 21, 70, 140, 168, 112, 32; ... 3, 3, 3, CROSSREFS Cf. A134312, A047926. Sequence in context: A324751 A210595 A094435 * A111492 A319254 A210864 Adjacent sequences:  A133338 A133339 A133340 * A133342 A133343 A133344 KEYWORD nonn AUTHOR Gary W. Adamson, Oct 19 2007 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 17 19:44 EDT 2019. Contains 328128 sequences. (Running on oeis4.)