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A161366 Each term is the previous term plus the number of letters in the previous number, as conventionally spelled out in Spanish. 0

%I

%S 1,4,10,14,21,30,37,50,59,74,88,100,104,116,131,148,167,186,204,220,

%T 236,258,282,303,318,338,361,383,406,423,446,472,496,521,540,558,582,

%U 603,618,638,661,683,706,721,741,764,789,813,829,851,875,899,923,944,970

%N Each term is the previous term plus the number of letters in the previous number, as conventionally spelled out in Spanish.

%C 1= uno(3 letters), 1+3 = 4 = cuatro (6 letters) 4+6=10, etc

%Y Cf. A060403.

%K nonn,word

%O 1,2

%A _Claudio Meller_, Jun 07 2009

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Last modified October 21 09:09 EDT 2020. Contains 337911 sequences. (Running on oeis4.)