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A049852 Concatenate "n" and "nextprime(n)". 0
12, 23, 35, 45, 57, 67, 711, 811, 911, 1011, 1113, 1213, 1317, 1417, 1517, 1617, 1719, 1819, 1923, 2023, 2123, 2223, 2329, 2429, 2529, 2629, 2729, 2829, 2931, 3031, 3137, 3237, 3337, 3437, 3537, 3637, 3741, 3841, 3941, 4041, 4143, 4243 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MAPLE

P:=proc(i) local a, n; for n from 1 by 1 to i do a:=n*10^floor(evalf(log10(nextprime(n))+1, 100))+nextprime(n); print(a); od; end: P(100); [From Paolo P. Lava (paoloplava(AT)gmail.com), Jan 21 2009]

CROSSREFS

Sequence in context: A127421 A112131 A088997 * A045532 A190426 A083683

Adjacent sequences:  A049849 A049850 A049851 * A049853 A049854 A049855

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 15 04:56 EST 2012. Contains 205694 sequences.