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 A275960 Square array A(1,k) = A265907(k), A(n>1,k) = A(n-1, k+1) - A(n-1, k); successive differences of A265907 read by descending antidiagonals as A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), ... 7
 1, 5, 4, 27, 22, 18, 283, 256, 234, 216, 2783, 2500, 2244, 2010, 1794, 27381, 24598, 22098, 19854, 17844, 16050, 289573, 262192, 237594, 215496, 195642, 177798, 161748, 3294929, 3005356, 2743164, 2505570, 2290074, 2094432, 1916634, 1754886, 39857103, 36562174, 33556818, 30813654, 28308084, 26018010, 23923578, 22006944, 20252058 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Antti Karttunen, Table of n, a(n) for n = 1..325; the first 25 antidiagonals of array FORMULA A(1,k) = A265907(k); and for n > 1, A(n,k) = A(n-1, k+1) - A(n-1, k). EXAMPLE The top left corner of the array:        1, 5, 27, 283, 2783, 27381, 289573        4, 22, 256, 2500, 24598, 262192, 3005356       18, 234, 2244, 22098, 237594, 2743164, 33556818      216, 2010, 19854, 215496, 2505570, 30813654, 408368976     1794, 17844, 195642, 2290074, 28308084, 377555322, 11598750594    16050, 177798, 2094432, 26018010, 349247238, 11221195272, 231648340170   161748, 1916634, 23923578, 323229228, 10871948034, 220427144898, ... PROG (Scheme) (define (A275960 n) (A275960bi (A002260 n) (A004736 n))) (define (A275960bi row col) (if (= 1 row) (A265907 col) (- (A275960bi (- row 1) (+ 1 col)) (A275960bi (- row 1) col)))) CROSSREFS Transpose: A275961. Row 1: A265907, row 2: A265908, row 3: A275963. Column 1: A275965. Cf. A255411. Variant: A275950. Sequence in context: A301824 A248255 A277058 * A024067 A192778 A051138 Adjacent sequences:  A275957 A275958 A275959 * A275961 A275962 A275963 KEYWORD nonn,tabl AUTHOR Antti Karttunen, Aug 13 2016 STATUS approved

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Last modified September 23 12:43 EDT 2021. Contains 347617 sequences. (Running on oeis4.)