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A132807
A000108(n) + A000079(n) - 1.
0
1, 2, 5, 12, 29, 73, 195, 556, 1685, 5373
OFFSET
0,2
FORMULA
a(n) = C(n) + 2^n - 1.
EXAMPLE
a(3) = 12 = C(3) + 2^3 - 1 = 5 + 8 = 1.
CROSSREFS
Sequence in context: A089372 A036671 A152171 * A261234 A368984 A324787
KEYWORD
nonn
AUTHOR
Gary W. Adamson, Aug 31 2007
STATUS
approved