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A277206 Primes that become palindromic primes when the least significant digit is deleted. 2
23, 29, 31, 37, 53, 59, 71, 73, 79, 113, 1013, 1019, 1319, 1511, 1811, 1913, 3137, 3533, 3539, 3733, 3739, 3833, 7573, 7577, 7873, 7877, 7879, 9199, 9293, 105019, 106013, 106019, 113111, 113117, 114113, 124213, 127217, 127219, 128213, 133319, 138311, 138319 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

113 is the only term in the sequence with an odd number of digits.

LINKS

Chai Wah Wu, Table of n, a(n) for n = 1..10000 a(n) for n = 1..500 from Colin Barker.

PROG

(PARI) revint(n) = m=n%10; n\=10; while(n>0, m=m*10+n%10; n\=10); m

L=List(); forprime(n=2, 100000, r=n\10; if(isprime(r) && revint(r)==r, listput(L, n))); Vec(L)

CROSSREFS

Cf. A234912, A235000, A277689.

Sequence in context: A227919 A240898 A244077 * A214754 A153631 A082943

Adjacent sequences:  A277203 A277204 A277205 * A277207 A277208 A277209

KEYWORD

nonn,base

AUTHOR

Colin Barker, Apr 11 2017

STATUS

approved

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Last modified October 16 17:10 EDT 2018. Contains 316271 sequences. (Running on oeis4.)