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A075353 Initial term of n-th group in A075352. 4

%I

%S 1,2,3,5,7,10,13,17,21,26,31,37,43,49,56,63,71,79,88,97,107,117,128,

%T 139,151,163,175,188,201,215,229,244,259,275,291,308,325,343,361,380,

%U 399,418,438,458,479,500,522,544,567,590,614,638,663,688,714,740,767,794

%N Initial term of n-th group in A075352.

%F a(n) = A075354(n-1)+1 = a(n-1)+A075355(n-1). - _M. F. Hasler_, Jul 19 2012

%Y Cf. A075352, A075354, A075355, A075356.

%K nonn

%O 1,2

%A _Amarnath Murthy_, Sep 19 2002

%E More terms from _David Wasserman_, Jan 16 2005

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Last modified January 22 02:46 EST 2022. Contains 350481 sequences. (Running on oeis4.)