A122052 Juxtapose the number of prime divisors of n, n+1, n+2 and n+3 (counted with multiplicity) from n=2.

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

Offset

2,1

Links

Table of n, a(n) for n=2..43.

N. Lygeros, G-test.

Prog

(PARI) for(n=1, 80, print1(bigomega(4*n-2), bigomega(4*n-1), bigomega(4*n), bigomega(4*n+1), ", "))

Crossrefs

Cf. A001222.

Sequence in context: A032779 A028464 A225995 * A207234 A207227 A207014

Adjacent sequences: A122049 A122050 A122051 * A122053 A122054 A122055

Keyword

base,nonn

Author

Herman Jamke (hermanjamke(AT)fastmail.fm), Oct 15 2006

Status

approved