A224717 Number of times the digit 4 appears in the first 10^n digits of Catalan's constant.

1, 11, 107, 961, 10051, 100074, 1000165, 9995377, 100001871

Offset

1,2

Links

Table of n, a(n) for n=1..9.

Eric Weisstein's World of Mathematics, Catalan's Constant Digits

Crossrefs

Cf. A006752 (decimal expansion of Catalan's constant).

Cf. A224615 (number of times the digit 0 appears).

Cf. A224616 (number of times the digit 1 appears).

Cf. A224696 (number of times the digit 2 appears).

Cf. A224706 (number of times the digit 3 appears).

Cf. A224717 (this sequence).

Cf. A224774 (number of times the digit 5 appears).

Cf. A224775 (number of times the digit 6 appears).

Cf. A224816 (number of times the digit 7 appears).

Cf. A224817 (number of times the digit 8 appears).

Cf. A224818 (number of times the digit 9 appears).

Sequence in context: A365775 A058715 A140617 * A163413 A287835 A001721

Adjacent sequences: A224714 A224715 A224716 * A224718 A224719 A224720

Keyword

nonn,base,hard

Author

Eric W. Weisstein, Jul 20 2013

Status

approved