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 A135603 Obtuse-angled numbers with an internal digit as the vertex. 9
 100, 110, 112, 113, 114, 115, 116, 117, 118, 119, 122, 124, 125, 126, 127, 128, 129, 133, 134, 136, 137, 138, 139, 144, 145, 146, 148, 149, 155, 156, 157, 158, 166, 167, 168, 169, 177, 178, 179, 188, 189, 199, 200, 211, 220, 221, 223, 224 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS The structure of digits represent an obtuse angle. The vertex is an internal digit. In the graphic representation the points are connected by imaginary line segments from left to right. LINKS EXAMPLE Illustration of the number 9753111: 9 . . . . . . . . . . . . . . 7 . . . . . . . . . . . . . . 5 . . . . . . . . . . . . . . 3 . . . . . . . . . . . . . . 1 1 1 . . . . . . . CROSSREFS Cf. A134810, A134853, A134941, A134970, A135641, A135642, A135643, A135600, A135601, A135602. Sequence in context: A134496 A191752 A165406 * A044866 A290948 A033828 Adjacent sequences:  A135600 A135601 A135602 * A135604 A135605 A135606 KEYWORD base,nonn AUTHOR Omar E. Pol, Dec 02 2007 STATUS approved

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Last modified July 30 16:31 EDT 2021. Contains 346359 sequences. (Running on oeis4.)