A048136 - OEIS

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A048136

Tomahawk-nonconstructible n-gons.

11, 22, 23, 25, 29, 31, 33, 41, 43, 44, 46, 47, 49, 50, 53, 55, 58, 59, 61, 62, 66, 67, 69, 71, 75, 77, 79, 82, 83, 86, 87, 88, 89, 92, 93, 94, 98, 99, 100, 101, 103, 106, 107, 110, 113, 115, 116, 118, 121, 122, 123, 124, 125, 127, 129, 131, 132, 134

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..58.

Andrew M. Gleason, Angle Trisection, the Heptagon and the Triskaidecagon, American Mathematical Monthly, 95 (1988), 185-194.

FORMULA

A122255(a(n)) = 0: complement of A122254. - Reinhard Zumkeller, Aug 29 2006

CROSSREFS

Cf. A005109, A048135.

Sequence in context: A231115 A040110 A140452 * A180054 A166713 A297273

Adjacent sequences: A048133 A048134 A048135 * A048137 A048138 A048139

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved