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A339214
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Factorial-base self numbers: numbers not of the form k + A034968(k).
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8
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1, 4, 11, 18, 36, 43, 61, 68, 86, 93, 111, 118, 125, 132, 139, 157, 164, 182, 189, 207, 214, 232, 239, 246, 253, 260, 278, 285, 303, 310, 328, 335, 353, 360, 367, 374, 381, 399, 406, 424, 431, 449, 456, 474, 481, 488, 495, 502, 520
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OFFSET
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1,2
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COMMENTS
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Analogous to self numbers (A003052) using factorial base representation (A007623) instead of decimal expansion.
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REFERENCES
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József Sándor and Borislav Crstici, Handbook of Number theory II, Kluwer Academic Publishers, 2004, Chapter 4, p. 384-386.
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LINKS
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MATHEMATICA
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max = 6; s[n_] := n + Plus @@ IntegerDigits[n, MixedRadix[Range[max, 2, -1]]]; m = max!; Complement[Range[m], Array[s, m]]
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CROSSREFS
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Cf. A003052, A007623, A010061, A010064, A010067, A010070, A034968, A118363, A339211, A339212, A339213, A339215.
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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