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A082598
Palindromic prime units W appearing twice in first-order fractal palindromic primes WmW.
3
3, 7, 11, 131, 151, 191, 919, 10301, 10501, 10601, 12421, 12721, 13331, 13831, 13931, 14341, 15551, 16061, 16361, 16561, 17471, 18481, 19391, 30203, 30403, 30703, 31513, 32323, 32423, 33533, 34543, 35053, 35153, 35753, 36263, 37273, 37573, 38783, 39293, 70207
OFFSET
1,1
COMMENTS
Note that W may not be further split in this manner (see A082584). - Michael S. Branicky, May 19 2024
LINKS
Michael S. Branicky, Table of n, a(n) for n = 1..17643 (all terms < 10^12)
EXAMPLE
10301 is in the sequence because this palindromic prime builds up the first order palindromic prime 10301110301.
CROSSREFS
Cf. A082584.
Sequence in context: A105762 A057469 A247229 * A082599 A354082 A123259
KEYWORD
base,nonn
AUTHOR
Lekraj Beedassy, May 14 2003
EXTENSIONS
a(27) and beyond from Michael S. Branicky, May 19 2024
STATUS
approved