A100032 Bisection of A005384.

3, 11, 29, 53, 89, 131, 179, 233, 251, 293, 419, 443, 509, 641, 659, 719, 761, 911, 1013, 1031, 1103, 1229, 1409, 1451, 1499, 1559, 1601, 1811, 1901, 1973, 2039, 2069, 2141, 2339, 2393, 2459, 2549, 2699, 2753, 2903, 2963, 3023, 3329, 3389, 3449, 3539, 3623

Offset: 0

Author

N. J. A. Sloane, Nov 20 2004

Keywords

• nonn
• easy

Programs

Maple

A:={}: for n from 1 to 608 do if isprime(2*ithprime(n)+1)=true then A:=A union {ithprime(n)} else A:=A fi od: B:=convert(A, list): seq(B[2*j],j=1..nops(B)/2);

Extensions

More terms from Emeric Deutsch, Dec 09 2004