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A032437
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Substrings from the right are prime numbers (using only odd digits different from 5).
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12
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3, 7, 13, 17, 37, 73, 97, 113, 137, 173, 197, 313, 317, 337, 373, 397, 773, 797, 937, 997, 1373, 1997, 3137, 3313, 3373, 3797, 7937, 9137, 9173, 9337, 9397, 13313, 33797, 39397, 79337, 79397, 91373, 91997, 99137, 99173, 99397, 139397, 379397
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| Single-digit terms added by Eric Weisstein (eric(AT)weisstein.com)
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LINKS
| T. D. Noe, Table of n, a(n) for n=1..58 [The complete list of terms]
C. Rivera, Prime strings
Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.
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CROSSREFS
| Cf. A033664, A024785, A020994, A024770, A052023, A052024, A052025, A050986, A050987.
Sequence in context: A180543 A113003 A045423 * A076746 A118667 A034017
Adjacent sequences: A032434 A032435 A032436 * A032438 A032439 A032440
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KEYWORD
| nonn,fini,base,nice
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AUTHOR
| Carlos Rivera (crivera(AT)ux1.sci.net.mx)
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