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A061340 a(n) = n*omega(n)^n where omega(n) is the number of distinct prime divisors of n. 2
0, 2, 3, 4, 5, 384, 7, 8, 9, 10240, 11, 49152, 13, 229376, 491520, 16, 17, 4718592, 19, 20971520, 44040192, 92274688, 23, 402653184, 25, 1744830464, 27, 7516192768, 29, 6176733962839470, 31, 32, 283467841536, 584115552256, 1202590842880 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Harry J. Smith, Table of n, a(n) for n = 1..500

EXAMPLE

a(6) = 6*(2^6) = 384 because omega(6)=2.

MATHEMATICA

Table[n*PrimeNu[n]^n, {n, 40}] (* Harvey P. Dale, Nov 22 2012 *)

PROG

(PARI) for(n=1, 20, print(n*omega(n)^n))

(PARI) { for (n=1, 500, write("b061340.txt", n, " ", n*omega(n)^n) ) } \\ Harry J. Smith, Jul 21 2009

CROSSREFS

Cf. A061452.

Sequence in context: A032546 A303366 A037437 * A004889 A037435 A001096

Adjacent sequences:  A061337 A061338 A061339 * A061341 A061342 A061343

KEYWORD

easy,nice,nonn

AUTHOR

Jason Earls, Jun 15 2001

EXTENSIONS

Spurious commas in several entries removed by Harry J. Smith, Jul 21 2009

STATUS

approved

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Last modified January 20 23:47 EST 2021. Contains 340332 sequences. (Running on oeis4.)