A110902 Sum of the upper bounds of twin prime pairs with the lower bounds <= prime(10^n).

75, 4853, 585262, 59275724, 6098158512, 616905676545, 62144915562679, 6267868156389137, 630501829127232616

Offset

1,1

Comments

After the 3rd term, the next term is roughly 100 times the previous term.

Links

Table of n, a(n) for n=1..9.

Formula

prime(n) = n-th prime number.

Example

5,7,13,19,31 are upper bounds of twin prime pairs with lower bounds <= prime(10^1). These add up to 75, the first entry in the table.

Crossrefs

Sequence in context: A075913 A134228 A324452 * A207546 A207552 A207313

Adjacent sequences: A110899 A110900 A110901 * A110903 A110904 A110905

Keyword

nonn

Author

Cino Hilliard, Sep 21 2005

Status

approved