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Search: id:A122052
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| A122052 |
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Juxtapose the number of prime divisors of n, n+1, n+2 and n+3 (counted with multiplicity) from n=2. |
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+0
1
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| 1121, 2132, 2131, 2241, 3132, 2142, 2331, 3152, 2241, 2241, 3133, 2152, 3231, 4242, 2141, 2362, 3132, 3151, 2332, 3154, 2142, 2241, 4232, 2261, 3341, 3143, 2151, 3251, 3233, 2252, 2233, 4172, 3142, 2441, 3142, 2262, 2331, 4143, 3241, 2262, 5133, 2152
(list; graph; listen)
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OFFSET
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2,1
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LINKS
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N. Lygeros, G-test.
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PROGRAM
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(PARI) for(n=1, 80, print1(bigomega(4*n-2), bigomega(4*n-1), bigomega(4*n), bigomega(4*n+1), ", "))
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CROSSREFS
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Cf. A001222.
Sequence in context: A032777 A032779 A028464 this_sequence A157444 A158729 A035859
Adjacent sequences: A122049 A122050 A122051 this_sequence A122053 A122054 A122055
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KEYWORD
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base,nonn
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AUTHOR
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Herman Jamke (hermanjamke(AT)fastmail.fm), Oct 15 2006
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