A156177 - OEIS

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A156177

A bisection of A000436.

1, 352, 7869952, 1243925143552, 722906928498737152, 1118389087843083461066752, 3794717805092151129643367268352, 24809622030942586708931326728787197952, 284876472796397041595189052788763077537431552, 5358281136280777382502986500754127200892786313265152 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,2`
	LINKS	`Table of n, a(n) for n=0..9.`
	FORMULA	`a(n) = \| 3^(4n)2^(4n+1)lerchphi(-1,-4*n,1/3) \|. - Peter Luschny, Apr 27 2013`
	PROG	`(Sage)` `from mpmath import ` `mp.dps = 64; mp.pretty = True` `def A156177(n): return abs(3^(4n)2^(4n+1)lerchphi(-1, -4n, 1/3))` `[A156177(n) for n in (0..9)] # Peter Luschny, Apr 27 2013`
	CROSSREFS	`Sequence in context: A220686 A167820 A145633 * A104160 A145023 A177678` `Adjacent sequences: A156174 A156175 A156176 * A156178 A156179 A156180`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane, Nov 07 2009`
	STATUS	`approved`

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Last modified May 24 00:43 EDT 2013. Contains 225613 sequences.