A072382 Primes which can be represented as the sum of a number and its reverse.

2, 11, 101, 181, 241, 281, 383, 443, 463, 727, 787, 827, 887, 929, 1009, 1049, 1069, 1151, 1171, 1231, 1291, 1373, 1433, 1453, 1493, 1777, 1877, 10601, 11411, 11801, 12011, 12211, 12421, 12611, 12821, 13421, 13831, 14431, 14831, 15241, 15451

Offset

1,1

Comments

Primes in A056964. - Zak Seidov, Dec 04 2013

Some primes have multiple representations, e.g., 383 = 142+241 = 340+43, 44543 = 15292+29251 = 16282+28261 = 17272 +27271 = 18262+26281 = 19252+25291 = 35290+9253 = 36280+8263 = 37270+7273 = 38260+6283 = 39250+5293. - Zak Seidov, Dec 08 2013

Links

Zak Seidov, Table of n, a(n) for n = 1..1000

Example

181 is a term because it is prime and it is the sum of 140 and its reverse 041.

Crossrefs

Cf. A056964.

Sequence in context: A263611 A256495 A087988 * A038136 A048662 A229876

Adjacent sequences: A072379 A072380 A072381 * A072383 A072384 A072385

Keyword

nonn,base

Author

Shyam Sunder Gupta, Jul 20 2002

Status

approved