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A138480 Autobiographical numbers: the first digit specifies how many 0 in the number, the next digit specifies how many 1, etc. This version is not limited to 10 digits. 4
1210, 2020, 21200, 3211000, 42101000, 521001000, 6210001000, 72100001000, 821000001000, 9210000001000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

REFERENCES

E. Angelini, "Jeux de suites", in Dossier Pour La Science, pp. 32-35, Volume 59 (Jeux math'), April/June 2008, Paris.

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

72100001000 has 7 digits equal to "0", 2 digits equal to "1", 1 digit each "2" and "7" and no other digits.

CROSSREFS

Autobiographical numbers up to 10 digits: A046043. Mutually-praising pairs: A138481 and A138482.

Sequence in context: A186864 A135239 A046043 * A047627 A252213 A258727

Adjacent sequences:  A138477 A138478 A138479 * A138481 A138482 A138483

KEYWORD

base,fini,full,nonn

AUTHOR

Martin Fuller, Mar 20 2008

STATUS

approved

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Last modified August 19 21:19 EDT 2019. Contains 326133 sequences. (Running on oeis4.)