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A138840 Concatenation of initial and final digits of n-th prime. +0
7
22, 33, 55, 77, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 11, 13, 17, 19, 13, 17, 11, 17, 19, 19, 11, 17, 13, 17, 13, 19, 11, 11, 13, 17, 19, 21, 23, 27, 29, 23, 29, 21, 21, 27, 23, 29, 21, 27, 21, 23, 23, 37, 31, 33, 37, 31, 37, 37 (list; graph; listen)
OFFSET

1,1

LINKS

O. E. Pol, Determinacion geometrica de los numeros primos y perfectos.

CROSSREFS

Cf. A000040, A007652, A073729, A077648, A138841, A138842, A138843.

Sequence in context: A067287 A026044 A120146 this_sequence A116063 A131317 A067087

Adjacent sequences: A138837 A138838 A138839 this_sequence A138841 A138842 A138843

KEYWORD

base,easy,nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), Apr 01 2008

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.


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