id:A094163 - OEIS Search Results

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Numbers that do not appear in A093321.

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14, 26, 28, 30, 35, 36, 39, 41, 42, 43, 46, 47, 48, 54, 56, 58, 59, 65, 66, 67, 73, 74, 75, 76, 77, 81, 82, 83, 85, 86, 88, 89, 90, 91, 93, 97, 98, 99, 100, 101, 102, 105, 106, 107, 108, 109, 116, 121, 122, 123, 124, 125, 127, 130, 131, 133, 134, 135, 140, 141, 142 (list; graph; listen)

	OFFSET	`1,1`
	MATHEMATICA	`PrimeFactors[n_Integer] := Flatten[ Table[ # [[1]], {1}] & /@ FactorInteger[n]]; a[1] = 1; a[n_] := a[n] = (Plus @@ (a[ # ] & /@ Complement[ Range[ PrimePi[n]], PrimePi[ PrimeFactors[n]]])); Take[ Complement[ Range[150], Union[ Table[ a[n], {n, 150}]]], 61]`
	CROSSREFS	`Cf. A093321.` `Sequence in context: A079505 A039604 A030786 this_sequence A134837 A105583 A005277` `Adjacent sequences: A094160 A094161 A094162 this_sequence A094164 A094165 A094166`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), May 04 2004`

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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.

AT&T Labs Research