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A003054 Erroneous version of A001011 ("folding a strip of stamps"). 0
1, 1, 2, 5, 14, 39, 120, 358, 1176, 3527, 11622, 36627, 121622, 389560, 1301140, 4215748 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

James Gleick, Faster, Vintage Books, NY, 2000 (see pp. 259-261).

J. E. Koehler, Folding a strip of stamps, J. Combin. Theory, 5 (1968), 135-152.

LINKS

Table of n, a(n) for n=1..16.

J. E. Koehler, Folding a strip of stamps, J. Combin. Theory, 5 (1968), 135-152. [Annotated, corrected, scanned copy]

CROSSREFS

Sequence in context: A102406 A307754 A151409 * A317553 A148316 A148317

Adjacent sequences:  A003051 A003052 A003053 * A003055 A003056 A003057

KEYWORD

dead

STATUS

approved

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Last modified October 20 22:44 EDT 2019. Contains 328291 sequences. (Running on oeis4.)