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A031156 2^A031142(n). 0
1, 16, 128, 8192, 16384, 262144, 16777216, 134217728, 2147483648, 17179869184, 137438953472, 562949953421312, 2251799813685248, 147573952589676412928, 4722366482869645213696 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

Sequence in context: A163399 A067488 A120785 * A099195 A041486 A196642

Adjacent sequences:  A031153 A031154 A031155 * A031157 A031158 A031159

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 16 16:00 EST 2012. Contains 205938 sequences.