Cody

# Problem 2024. Triangle sequence

Solution 1855361

Submitted on 21 Jun 2019 by Adam T. Serros
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### Test Suite

Test Status Code Input and Output
1   Pass
n = 1; area_correct = 25; tolerance = 1e-12; assert(abs(triangle_sequence(n)-area_correct)<tolerance)

b = 5 area = 25

2   Pass
n = 2; area_correct = 41; tolerance = 1e-12; assert(abs(triangle_sequence(n)-area_correct)<tolerance)

b = 5 b = 6.4031 area = 41

3   Pass
n = 3; area_correct = 66; tolerance = 1e-12; assert(abs(triangle_sequence(n)-area_correct)<tolerance)

b = 5 b = 6.4031 b = 8.1240 area = 66.0000

4   Pass
n = 50; area_correct = 439116598409; tolerance = 1e-3; assert(abs(triangle_sequence(n)-area_correct)<tolerance)

b = 5 b = 6.4031 b = 8.1240 b = 10.3441 b = 13.1529 b = 16.7332 b = 21.2838 b = 27.0740 b = 34.4384 b = 43.8064 b = 55.7225 b = 70.8802 b = 90.1610 b = 114.6865 b = 145.8835 b = 185.5667 b = 236.0445 b = 300.2532 b = 381.9280 b = 485.8199 b = 617.9725 b = 786.0732 b = 999.9005 b = 1.2719e+03 b = 1.6179e+03 b = 2.0580e+03 b = 2.6178e+03 b = 3.3299e+03 b = 4.2356e+03 b = 5.3878e+03 b = 6.8534e+03 b = 8.7177e+03 b = 1.1089e+04 b = 1.4106e+04 b = 1.7942e+04 b = 2.2823e+04 b = 2.9032e+04 b = 3.6929e+04 b = 4.6974e+04 b = 5.9752e+04 b = 7.6006e+04 b = 9.6681e+04 b = 1.2298e+05 b = 1.5643e+05 b = 1.9899e+05 b = 2.5311e+05 b = 3.2196e+05 b = 4.0955e+05 b = 5.2095e+05 b = 6.6266e+05 area = 4.3912e+11