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A053812 Exponents occurring in A053810. 4
2, 3, 2, 2, 3, 5, 2, 2, 3, 7, 2, 5, 2, 3, 2, 2, 2, 2, 3, 2, 2, 2, 11, 7, 3, 2, 2, 5, 2, 2, 2, 3, 2, 2, 2, 3, 2, 2, 13, 2, 2, 2, 2, 2, 3, 2, 2, 5, 2, 2, 2, 2, 2, 3, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 7, 2, 3, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 17, 2, 2, 2, 2, 3, 2, 2, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

FORMULA

a(n) = A001222(A053810(n)). - David Wasserman, Feb 17 2006

a(n) = log(A053810(n))/log(A053811(n)). - Amiram Eldar, Nov 21 2020

PROG

(PARI) LIM = prime(80)^2; v = vector(400); count = 0; forprime (p = 2, prime(80), x = 2; while (p^x <= LIM, count++; v[count] = p^x; x = nextprime(x + 1))); v = vecsort(vector(count, i, v[i])); vector(count, i, bigomega(v[i])) \\ David Wasserman, Feb 17 2006

CROSSREFS

Cf. A000961, A000961, A001222, A025473, A053810, A053811.

Sequence in context: A062948 A096258 A049879 * A177865 A307835 A341651

Adjacent sequences:  A053809 A053810 A053811 * A053813 A053814 A053815

KEYWORD

nonn

AUTHOR

Henry Bottomley, Mar 28 2000

EXTENSIONS

More terms from David Wasserman, Feb 17 2006

Offset corrected by Amiram Eldar, Nov 21 2020

STATUS

approved

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Last modified March 5 09:36 EST 2021. Contains 341818 sequences. (Running on oeis4.)