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A228689 A001676(4n+3). 6
1, 28, 992, 16256, 523264, 69524373504, 67100672, 7767211311104, 3014494287036416, 2303837503821447168, 341653284209033216, 798366828940770681028608, 11852230872517975212032, 91678339751618435453288448, 1986677733776616536315084668928, 142211872163171481167115958878208 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

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

V. P. Snaith, A history of the Arf-Kervaire invariant problem, Notices Amer. Math. Soc., 60 (No. 8, 2013), 1040-1047.

CROSSREFS

Cf. A001676, A228690-A228692, A189995.

Sequence in context: A091549 A034904 A189995 * A218480 A162006 A025753

Adjacent sequences:  A228686 A228687 A228688 * A228690 A228691 A228692

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Aug 30 2013

STATUS

approved

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Last modified May 22 06:54 EDT 2022. Contains 353933 sequences. (Running on oeis4.)