A235398 Sum of digits of the cubes of prime numbers.

8, 9, 8, 10, 8, 19, 17, 28, 17, 26, 28, 19, 26, 28, 17, 35, 26, 28, 19, 26, 28, 28, 35, 35, 28, 8, 28, 17, 28, 35, 28, 26, 26, 37, 35, 28, 46, 28, 35, 35, 35, 37, 44, 37, 35, 46, 37, 37, 35, 37, 35, 35, 37, 26, 44, 35, 35, 28, 28, 26, 37, 35, 37, 17, 37, 26

Offset

1,1

Links

Table of n, a(n) for n=1..66.

Formula

a(n) = A007953(A030078(n)). - R. J. Mathar, Jul 19 2024

Maple

read("transforms") :
A235398 := proc(n)
    digsum(ithprime(n)^3) ;
end proc:
seq(A235398(n), n=1..40) ; # R. J. Mathar, Jul 19 2024

Prog

(PARI) a(n) = sumdigits(prime(n)^3); \\ Michel Marcus, Jan 09 2014

Crossrefs

Cf. A004164, A007953, A123157.

Sequence in context: A011010 A019606 A010732 * A244959 A377999 A345987

Adjacent sequences: A235395 A235396 A235397 * A235399 A235400 A235401

Keyword

nonn,base

Author

Antonio Graciá Llorente, Jan 09 2014

Status

approved