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A172114 Partial sums of factorial primes A088054. 0
2, 5, 10, 17, 40, 759, 5798, 39922599, 518924198, 87697215397, 10888869450418352248465215398, 265263748681641476988556945215397, 263396100682375171644206569105215396, 8946713719494261667162400970385215395 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The primes in this sequence begin 2, 5, 17; where 5 is itself a factorial prime 3!-1. What is the next prime in the sequence?

LINKS

Table of n, a(n) for n=1..14.

FORMULA

a(n) = SUM[i=1..n] A088054(i) = SUM[i=1..n] {primes which are within 1 of a factorial number}.

CROSSREFS

Cf. A000040, A000142, A002981, A002982.

Sequence in context: A057752 A173057 A213299 * A146010 A077631 A025223

Adjacent sequences:  A172111 A172112 A172113 * A172115 A172116 A172117

KEYWORD

nonn

AUTHOR

Jonathan Vos Post, Jan 25 2010

STATUS

approved

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Last modified July 23 03:00 EDT 2019. Contains 325230 sequences. (Running on oeis4.)