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Search: id:A006719
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A006719 a(n) = A000905(n) + 1.
(Formerly M2328)
+0
2
3, 4, 6, 12, 48, 924, 409620, 83763206256, 3508125906290858798172, 6153473687096578758448522809275077520433168, 18932619208894981833333582059033329370801266249535902023330546944758507753065602\ 135844 (list; graph; listen)
OFFSET

1,1

COMMENT

Related to Hamilton numbers.

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

J. J. Sylvester, Collected Mathematical Papers, Vols. 1-4, Cambridge Univ. Press, 1904-1912, Vol. 4, p. 551.

LINKS

J. J. Sylvester, The collected mathematical papers of James Joseph Sylvester, vol. 2, vol. 3, vol. 4.

CROSSREFS

Sequence in context: A095016 A160684 A137333 this_sequence A009287 A061080 A137027

Adjacent sequences: A006716 A006717 A006718 this_sequence A006720 A006721 A006722

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

EXTENSIONS

More terms from R. Stephan, Aug 05 2004

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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