A233188 a(n) is the least number not smaller than the total number of letters in the German names for all terms up to and including a(n).

4, 8, 11, 19, 30, 40, 48, 60, 68, 80, 89, 100, 117, 140, 158, 180, 199, 218, 240, 260, 279, 300, 305, 330, 348, 370, 390, 400, 410, 430, 450, 470, 489, 500, 519, 540, 560, 580, 598, 618, 640, 660, 680, 700, 705, 730, 750, 770, 790, 800, 811, 830, 850, 870, 889, 900, 919, 940, 960, 980, 998, 1011, 1030, 1050, 1069, 1090, 1110

Offset: 1

Author

Eric Angelini and M. F. Hasler, Dec 05 2013

Keywords

• nonn
• word

Comments

See A233187 for a variant using strict inequality, "larger" instead of "not smaller", in the definition. See A233184 and A233185 for related English and French versions.

Links

• E. Angelini, Cumulative quantity of letters used in a list of English number-names, SeqFan list, Dec 05 2013

Programs

PARI

a=0;k=0;for(n=1,99,until( k++ > a + A007208(k),); print1(k,","); a+=A007208(k))