A Catalan-like sequence formed by summing the truncation of the terms of a Catalan Triangle A009766 where the number of row terms are truncated to ceiling((n+3)*log(3)/log(2)) - (n+4).

A376325

A Catalan-like sequence formed by summing the truncation of the terms of a Catalan Triangle A009766 where the number of row terms are truncated to ceiling((n+3)*log(3)/log(2)) - (n+4).

Terms

    a(0) =1a(1) =2a(2) =5a(3) =14a(4) =28a(5) =76a(6) =151a(7) =412a(8) =1239a(9) =2689a(10) =7724a(11) =16351a(12) =46607a(13) =98276a(14) =280035a(15) =871218a(16) =1967577a(17) =5819850a(18) =12749014a(19) =37260985a(20) =118163637a(21) =272787542a(22) =819934670a(23) =1829959304a(24) =5422130623a(25) =11963162678a(26) =35243160809a(27) =112614062317a(28) =262572197079a(29) =795710438547

External references