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A131607 Pell companion numbers A001333 without last digit. 0
1, 4, 9, 23, 57, 139, 336, 811, 1960, 4732, 11424, 27580, 66585, 160752, 388089, 936931, 2261953, 5460839, 13183632, 31828103 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..19.

CROSSREFS

Sequence in context: A138991 A138990 A014543 * A221313 A238832 A192473

Adjacent sequences:  A131604 A131605 A131606 * A131608 A131609 A131610

KEYWORD

nonn,base

AUTHOR

Paul Curtz, Oct 02 2007

STATUS

approved

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Last modified March 24 19:42 EDT 2019. Contains 321448 sequences. (Running on oeis4.)