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A171879 a(n) = a(n-1) + a(n-2)*a(n-3) + a(n-4)*a(n-5)^a(n-6) 0
0, 0, 1, 1, 1, 1, 3, 5, 9, 25, 73, 313, 3263, 1502337, 278472902914281, 11984387434132924341157279996736444304839056033321 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,7

COMMENTS

First 6 terms are {0,0,1,1,1,1}; thereafter apply the recurrence. Note that 0^0=1.

LINKS

Table of n, a(n) for n=0..15.

R. Munafo, Accelerating Sequences

CROSSREFS

Sequence in context: A251413 A039774 A114001 * A171877 A004044 A192152

Adjacent sequences:  A171876 A171877 A171878 * A171880 A171881 A171882

KEYWORD

nonn

AUTHOR

Robert Munafo, Jan 21 2010

STATUS

approved

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Last modified March 29 13:17 EDT 2017. Contains 284270 sequences.