A264897 Integers n such that A002110(n) is divisible by A098999(n).

138, 163, 873, 1054, 1079, 1604, 1825, 1990, 2079, 2493, 2509, 2810, 2950, 3494, 3800, 3910, 4300, 4462, 4470, 4564, 4593, 4957, 5140, 5450, 5558, 5572, 5581, 5834, 6391, 6792, 6969, 7444, 7892, 8321, 8530, 8581, 9254, 9299, 9522, 9832, 9847, 10082, 10850

Offset

1,1

Comments

A002110(138) has 327 digits.

What is the minimum value of a(n) - a(n-1)?

Links

Table of n, a(n) for n=1..43.

Mathematica

Select[Range@ 10000, Divisible[Product[Prime@ k, {k, #}], Sum[Prime[k]^3, {k, #}]] &] (* Michael De Vlieger, Nov 28 2015 *)

Prog

(PARI) for(n=1, 11000, if(prod(k=1, n, prime(k)) % sum(k=1, n, prime(k)^3) == 0, print1(n, ", ")))

Crossrefs

Cf. A002110, A051838, A098999, A122137.

Sequence in context: A008888 A045045 A108156 * A202441 A187206 A168531

Adjacent sequences: A264894 A264895 A264896 * A264898 A264899 A264900

Keyword

nonn

Author

Altug Alkan, Nov 27 2015

Status

approved