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A035115 Relative class number h- of cyclotomic field Q(zeta_m) where m is n-th term of A035113. 4
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 2, 1, 3, 2, 3, 1, 8, 9, 5, 17, 8, 5, 9, 4, 37, 9, 7, 19, 19, 121, 10, 11, 55, 55, 11, 211, 43, 69, 201, 695, 64, 351, 13, 468, 39, 507, 156, 84, 75, 4889, 2593, 1536, 10752, 41241, 76301, 1280, 6795 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,28

REFERENCES

L. C. Washington, Introduction to Cyclotomic Fields, Springer, p. 353.

LINKS

Table of n, a(n) for n=1..76.

CROSSREFS

Cf. A000010, A035113, A035114, A055513, A061494, A061653.

Sequence in context: A029351 A178638 A290496 * A146969 A090270 A178830

Adjacent sequences:  A035112 A035113 A035114 * A035116 A035117 A035118

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane.

EXTENSIONS

Changed 41421 to 41241, value is given incorrectly in first edition of Washington, Matthew Johnson, Jul 20 2013

STATUS

approved

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Last modified September 26 05:09 EDT 2017. Contains 292502 sequences.