A141136 a(n) = p(p(A028815(n)-1)-1)-1, where p(n)=n-th prime.

1, 2, 6, 28, 52, 112, 172, 270, 316, 420, 592, 700, 910, 1060, 1150, 1290, 1510, 1782, 1830, 2212, 2376, 2472, 2740, 2998, 3256, 3630, 3930, 4078, 4270, 4390, 4546, 5350, 5590, 5866, 6100, 6658, 6802, 7186, 7602, 7828, 8218, 8520, 8712, 9310, 9438, 9732

Offset

1,2

Links

Table of n, a(n) for n=1..46.

Crossrefs

Cf. A028815.

Sequence in context: A174880 A303394 A074925 * A115156 A370749 A185072

Adjacent sequences: A141133 A141134 A141135 * A141137 A141138 A141139

Keyword

nonn

Author

Juri-Stepan Gerasimov, Jul 31 2008

Extensions

Corrected and extended by D. S. McNeil, Mar 21 2009

Status

approved