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Search: id:A000499
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| A000499 |
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Related to the divisor function. (Formerly M5193 N2257)
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+0 1
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| 1, 27, 184, 875, 2700, 7546, 17600, 35721, 72750, 126445, 223776, 353717, 595448, 843750, 1349120, 1827636, 2808837, 3600975, 5306000, 6667920, 9599172
(list; graph; listen)
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OFFSET
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1,2
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
J. Touchard, On prime numbers and perfect numbers, Scripta Math., 129 (1953), 35-39.
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CROSSREFS
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Sequence in context: A083560 A125337 A126495 this_sequence A042416 A033544 A125111
Adjacent sequences: A000496 A000497 A000498 this_sequence A000500 A000501 A000502
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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