Jump to:
012013014015016018019023024025026027028029034035036037038039045046047048049056057058059067068069078079089123124125126127128129134135136137138139145146147148149156157158159167168169178179189235236238245246248256257258259267268269278289345346356357358359367368369378456457458459467468469478567568569578579589678679689789

Triangular numbers with digits in {0, 1, 7} (up to 1032)

A119044 = nA119043 = T(n)
11
410
18171
581711
591770
14110011
471418111117701071
18531060417170010070077710
451023506101711101707777771
1184061400701000700077010700
18445117061701111717707771071
447439540010010107100007777700
14266749459101770070070071771070
18444896915170107111111710707070
485215430661177170070777107111711
1183821837110670071707101001717077017171
39270880053981771101010107101010177001171

Back to Numbers Aplenty