A262786
a(n) = 37^(2*n+1).
Original entry on oeis.org
37, 50653, 69343957, 94931877133, 129961739795077, 177917621779460413, 243569224216081305397, 333446267951815307088493, 456487940826035155404146917, 624931990990842127748277129373, 855531895666462872887391390111637, 1171223165167387672982838813062831053
Offset: 0
Second bisection of
A009981 (powers of 37).
Cf. similar sequences listed in
A262715.
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[37^(2*n+1): n in [0..15]];
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37^Range[1, 30, 2]
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vector(20, n, n--; 37^(2*n+1)) \\ Altug Alkan, Oct 08 2015
A262716
a(n) = 31^(2*n+1).
Original entry on oeis.org
31, 29791, 28629151, 27512614111, 26439622160671, 25408476896404831, 24417546297445042591, 23465261991844685929951, 22550116774162743178682911, 21670662219970396194714277471, 20825506393391550743120420649631, 20013311644049280264138724244295391
Offset: 0
Second bisection of
A009975 (powers of 31).
Cf. similar sequences listed in
A262715.
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[31^(2*n+1): n in [0..15]];
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31^Range[1, 30, 2]
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Vec(31/(1 - 961*x) + O(x^30)) \\ Michel Marcus, Oct 07 2015
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vector(15, n, n--; 31^(2*n+1)) \\ Bruno Berselli, Oct 07 2015
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[31^(2*n+1) for n in (0..15)] # Bruno Berselli, Oct 07 2015
A262787
a(n) = 41^(2*n+1).
Original entry on oeis.org
41, 68921, 115856201, 194754273881, 327381934393961, 550329031716248441, 925103102315013629321, 1555098314991537910888601, 2614120267500775228203738281, 4394336169668803158610484050361, 7386879101213258109624223688656841, 12417343769139486882278320020632149721
Offset: 0
Second bisection of
A009985 (powers of 41).
Cf. similar sequences listed in
A262715.
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[41^(2*n+1): n in [0..15]];
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A262787:=n->41^(2*n+1): seq(A262787(n), n=0..20); # Wesley Ivan Hurt, Dec 26 2016
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41^Range[1, 30, 2]
NestList[1681#&,41,20] (* Harvey P. Dale, Mar 18 2025 *)
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vector(20, n, n--; 41^(2*n+1)) \\ Altug Alkan, Oct 08 2015
Showing 1-3 of 3 results.
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