The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A147767 Triangle read by rows, square of A116598. 2
 1, 0, 1, 2, 0, 1, 2, 2, 0, 1, 5, 2, 2, 0, 1, 6, 5, 2, 2, 0, 1, 6, 5, 2, 2, 0, 1, 13, 6, 5, 2, 2, 0, 1, 16, 13, 6, 5, 2, 2, 0, 1, 30, 16, 13, 6, 5, 2, 2, 0, 1, 40, 30, 16, 13, 6, 5, 2, 2, 0, 1, 40, 30, 16, 13, 6, 5, 2, 2, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,4 COMMENTS Row sums = A000990: (1, 1, 3, 5, 10, 16, 29, 45, ...). LINKS FORMULA Triangle read by rows, A116598^2. A147766 in every column. EXAMPLE First few rows of the triangle:    1;    0,  1;    2,  0, 1;    2,  2, 0, 1;    5,  2, 2, 0, 1;    6,  5, 2, 2, 0, 1;   13,  6, 5, 2, 2, 0, 1;   16, 13, 6, 5, 2, 2, 0, 1;   ... CROSSREFS Cf. A147766, A000990. Sequence in context: A035465 A096144 A118401 * A113678 A305436 A328708 Adjacent sequences:  A147764 A147765 A147766 * A147768 A147769 A147770 KEYWORD nonn,tabl AUTHOR Gary W. Adamson, Nov 11 2008 EXTENSIONS Typo in formula corrected by Olivier Gérard, Jul 25 2016 STATUS approved

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

Last modified June 25 12:55 EDT 2022. Contains 354851 sequences. (Running on oeis4.)