Denominators of the rational convergents to the periodic continued fraction 1/(2 + 1/(7 + 1/(2 + 1/(7 + ...)))).

A243469

Denominators of the rational convergents to the periodic continued fraction 1/(2 + 1/(7 + 1/(2 + 1/(7 + ...)))).

Terms

    a(0) =1a(1) =2a(2) =15a(3) =32a(4) =239a(5) =510a(6) =3809a(7) =8128a(8) =60705a(9) =129538a(10) =967471a(11) =2064480a(12) =15418831a(13) =32902142a(14) =245733825a(15) =524369792a(16) =3916322369a(17) =8357014530a(18) =62415424079a(19) =133187862688a(20) =994730462895

External references