OFFSET
1,2
COMMENTS
Given A045621 starting (1, 2, 5, 10, 22, 44, 93, ...).
(Note that this uses an incorrect offset of -1 with A045621. - R. J. Mathar, Apr 04 2012)
EXAMPLE
a(4) = 32 = (1, 3, 3, 1) dot (1, 2, 5, 10) = (1 + 6 + 15 + 10).
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Gary W. Adamson, Oct 22 2007
STATUS
approved