A101641 -id:A101641 - cp's OEIS frontend

A216400 Numbers k such that the number of times digit 'm' used for writing the decimal representation between 1 to k is equal to k for at least one value of m in the range m = 1 to 9.

0, 1, 199981, 199982, 199983, 199984, 199985, 199986, 199987, 199988, 199989, 199990, 200000, 200001, 1599981, 1599982, 1599983, 1599984, 1599985, 1599986, 1599987, 1599988, 1599989, 1599990, 2600000, 2600001, 13199998, 28263827, 35000000, 35000001, 35199981

Offset: 1

V. Raman, Sep 06 2012

V. Raman, Table of n, a(n) for n = 1..590

Cf. A014778, A101639, A101640, A101641, A130427, A130428, A130429, A130430, A130431, A130432.

Union of A014778, A101639, A101640, A101641, A130427, A130428, A130429, A130430, A130431.

A216398 For digit n from 1 to 9, a(n) = the sum of all numbers m such that m is equal to the number of n's in the decimal digits of all numbers <= m.

Original entry on oeis.org

22786974071, 73737982962, 372647999625, 741999999540, 100000000000, 2434703999430, 1876917059570, 15312327487352, 360000000000

Offset: 1

V. Raman, Sep 06 2012

Closely related to A130432. - N. J. A. Sloane, Sep 07 2012

Cf. A014778, A101639, A101640, A101641, A130427, A130428, A130429, A130430, A130431, A130432.

A216399 Numbers k such that the number of times digit 'm' used for writing the decimal representation of the numbers from 1 to k is equal to k for more than one value of m in the range m = 1 to 9.

Original entry on oeis.org

0, 35000000, 500000000, 535000000, 9465000000, 9500000000, 9965000000, 10000000000, 10500000000, 19465000000, 19500000000, 19965000000, 20000000000, 20500000000, 29465000000, 29500000000, 29965000000

Offset: 1

V. Raman, Sep 06 2012

Related to A216398.

V. Raman, Table of n, a(n) for n = 1..34

Cf. A014778, A101639, A101640, A101641, A130427, A130428, A130429, A130430, A130431, A130432, A216398.

cp's OEIS Frontend

A216400 Numbers k such that the number of times digit 'm' used for writing the decimal representation between 1 to k is equal to k for at least one value of m in the range m = 1 to 9.

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A216398 For digit n from 1 to 9, a(n) = the sum of all numbers m such that m is equal to the number of n's in the decimal digits of all numbers <= m.

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A216399 Numbers k such that the number of times digit 'm' used for writing the decimal representation of the numbers from 1 to k is equal to k for more than one value of m in the range m = 1 to 9.

Views

Author

Keywords

Comments

Links

Crossrefs