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A067112 Let N = 2357111317192329313741434753..., the concatenation of the primes; a(n) = sum of first n digits of N. 9
0, 2, 5, 10, 17, 18, 19, 20, 23, 24, 31, 32, 41, 43, 46, 48, 57, 60, 61, 64, 71, 75, 76, 80, 83, 87, 94, 99, 102, 107, 116, 122, 123, 129, 136, 143, 144, 151, 154, 161, 170, 178, 181, 189, 198, 207, 214, 215, 215, 216, 217, 217, 220, 221, 221, 228, 229, 229, 238, 239 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Zak Seidov, Table of n, a(n) for n = 0..1000

EXAMPLE

a(5) = 2+3+5+7+1 = 18.

MATHEMATICA

s=0; ss={0}; Do[id=IntegerDigits[Prime[k]]; Do[AppendTo[ss, s=s+id[[i]]], {i, Length[id]}], {k, 100}]; ss (* Zak Seidov, Jan 23 2015 *)

PROG

(PARI) {s=0; print1(0", "); for(k=1, 100, id=digits(prime(k)); for(i=1, # id, print1(s=s+id[i]", ")))} \\ Zak Seidov, Jan 24 2015

CROSSREFS

Sequence in context: A258601 A264300 A326763 * A101306 A051351 A111925

Adjacent sequences:  A067109 A067110 A067111 * A067113 A067114 A067115

KEYWORD

easy,nonn,base

AUTHOR

Amarnath Murthy, Jan 08 2002

EXTENSIONS

More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 01 2003

STATUS

approved

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Last modified January 17 09:54 EST 2020. Contains 330949 sequences. (Running on oeis4.)