A058083 a(1) = 1; a(n+1) = sum of terms in continued fraction for sum of continued fractions, [a(n); a(n-1), a(n-2),...,a(1)] and [0; a(n), a(n-1), a(n-2),...,a(1)].

1, 2, 6, 36, 62, 130, 377, 621, 1022, 2068, 3133, 4728, 7183, 11271, 17453, 25246, 37047, 53382, 83321, 117518, 167979, 238923, 339650, 481615, 683160, 982182, 1389733, 1970191, 2788008, 3946477, 5591147, 7907444, 11188660, 15825176

Offset

1,2

Links

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

Example

[a(2); a(1)] + [0; a(2), a(1)] = 10/3 =[3; 3]. So a(3) = 3 + 3 = 6.

Crossrefs

Sequence in context: A324582 A275600 A226368 * A034526 A120824 A127564

Adjacent sequences: A058080 A058081 A058082 * A058084 A058085 A058086

Keyword

nonn

Author

Leroy Quet, Nov 24 2000

Status

approved