id:A165335 - OEIS Search Results

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Numbers that eventually reach the fixed point 407 under "x -> sum of cubes of digits of x" (see A055012).

+0
7

47, 74, 77, 89, 98, 407, 449, 470, 494, 578, 587, 668, 686, 704, 707, 740, 758, 770, 785, 788, 809, 857, 866, 875, 878, 887, 890, 908, 944, 980, 1124, 1139, 1142, 1148, 1157, 1175, 1178, 1184, 1187, 1193, 1214, 1241, 1319, 1367, 1376, 1391, 1412, 1418, 1421 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`A165330(a(n)) = 407.`
	FORMULA	`Complement of A165334 with respect to A016789; a(n) mod 3 = 2.`
	EXAMPLE	`a(4)=89: 89 -> 8^3+9^3=1241 -> 1+2^3+4^3+1=74 -> 7^3+4^3=407.`
	CROSSREFS	`Subsequence of A165332;` `Cf. A046197, A035504, A008585, A165333.` `Sequence in context: A094335 A052231 A092178 this_sequence A039425 A043248 A044028` `Adjacent sequences: A165332 A165333 A165334 this_sequence A165336 A165337 A165338`
	KEYWORD	`base,nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 17 2009`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

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