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 A095375 Total number of 1's in the binary expansions of the first n primes: summatory A014499. 10
 1, 3, 5, 8, 11, 14, 16, 19, 23, 27, 32, 35, 38, 42, 47, 51, 56, 61, 64, 68, 71, 76, 80, 84, 87, 91, 96, 101, 106, 110, 117, 120, 123, 127, 131, 136, 141, 145, 150, 155, 160, 165, 172, 175, 179, 184, 189, 196, 201, 206, 211, 218, 223, 230, 232, 236, 240, 245, 249, 253 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Amiram Eldar, Table of n, a(n) for n = 1..10000 EXAMPLE n=4: first 4 primes={10,11,101,111}, with a(4)=8 digits 1. MAPLE read("transforms") : A095375 := proc(n)     local a;     a := 0 ;     for i from 1 to n do         a := a+wt(ithprime(i)) ;     end do: end proc: # R. J. Mathar, Jul 13 2012 MATHEMATICA lib[x_] :=Count[IntegerDigits[x, 2], 1] {s=0, ta=Table[0, {256}]}; Do[s=s+lib[Prime[n]]; ta[[n]]=s, {n, 1, 256}] ta PROG (PARI) a(n)=my(s); forprime(p=2, prime(n), s+=hammingweight(p)); s \\ Charles R Greathouse IV, Mar 29 2013 CROSSREFS Cf. A000120, A000788, A079584, A014499. Sequence in context: A185723 A022852 A180124 * A129260 A076829 A084505 Adjacent sequences:  A095372 A095373 A095374 * A095376 A095377 A095378 KEYWORD nonn,base AUTHOR Labos Elemer, Jun 07 2004 STATUS approved

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Last modified October 23 07:54 EDT 2020. Contains 337965 sequences. (Running on oeis4.)